1 # SPDX-License-Identifier: GPL-2.0-only !! 1 #
2 OBJCOPYFLAGS :=-O binary !! 2 # sparc/Makefile
3 GZFLAGS :=-9 !! 3 #
>> 4 # Makefile for the architecture dependent flags and dependencies on the
>> 5 # Sparc and sparc64.
>> 6 #
>> 7 # Copyright (C) 1994,1996,1998 David S. Miller (davem@caip.rutgers.edu)
>> 8 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
4 9
5 ifdef CONFIG_CPU_HAS_FPU !! 10 # We are not yet configured - so test on arch
6 FPUEXT = f !! 11 ifeq ($(ARCH),sparc)
>> 12 KBUILD_DEFCONFIG := sparc32_defconfig
>> 13 else
>> 14 KBUILD_DEFCONFIG := sparc64_defconfig
7 endif 15 endif
8 16
9 ifdef CONFIG_CPU_HAS_VDSP !! 17 ifeq ($(CONFIG_SPARC32),y)
10 VDSPEXT = v !! 18 #####
11 endif !! 19 # sparc32
>> 20 #
12 21
13 ifdef CONFIG_CPU_HAS_TEE !! 22 CHECKFLAGS += -D__sparc__
14 TEEEXT = t !! 23 LDFLAGS := -m elf32_sparc
15 endif !! 24 export BITS := 32
>> 25 UTS_MACHINE := sparc
16 26
17 ifdef CONFIG_CPU_CK610 !! 27 # We are adding -Wa,-Av8 to KBUILD_CFLAGS to deal with a specs bug in some
18 CPUTYPE = ck610 !! 28 # versions of gcc. Some gcc versions won't pass -Av8 to binutils when you
19 CSKYABI = abiv1 !! 29 # give -mcpu=v8. This silently worked with older bintutils versions but
20 endif !! 30 # does not any more.
>> 31 KBUILD_CFLAGS += -m32 -mcpu=v8 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
>> 32 KBUILD_CFLAGS += -Wa,-Av8
21 33
22 ifdef CONFIG_CPU_CK810 !! 34 KBUILD_AFLAGS += -m32 -Wa,-Av8
23 CPUTYPE = ck810 <<
24 CSKYABI = abiv2 <<
25 endif <<
26 35
27 ifdef CONFIG_CPU_CK807 !! 36 else
28 CPUTYPE = ck807 !! 37 #####
29 CSKYABI = abiv2 !! 38 # sparc64
30 endif !! 39 #
31 40
32 ifdef CONFIG_CPU_CK860 !! 41 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__ -m64
33 CPUTYPE = ck860 !! 42 LDFLAGS := -m elf64_sparc
34 CSKYABI = abiv2 !! 43 export BITS := 64
35 endif !! 44 UTS_MACHINE := sparc64
36 45
37 ifneq ($(CSKYABI),) !! 46 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow
38 MCPU_STR = $(CPUTYPE)$(FPUEXT)$(VDSPEXT)$(TEEE !! 47 KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare
39 KBUILD_CFLAGS += -mcpu=$(CPUTYPE) -Wa,-mcpu=$( !! 48 KBUILD_CFLAGS += -Wa,--undeclared-regs
40 KBUILD_CFLAGS += -DCSKYCPU_DEF_NAME=\"$(MCPU_S !! 49 KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
41 KBUILD_CFLAGS += -msoft-float -mdiv !! 50 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
42 KBUILD_CFLAGS += -fno-tree-vectorize <<
43 endif <<
44 51
45 KBUILD_CFLAGS += -pipe !! 52 ifeq ($(CONFIG_MCOUNT),y)
46 ifeq ($(CSKYABI),abiv2) !! 53 KBUILD_CFLAGS += -pg
47 KBUILD_CFLAGS += -mno-stack-size <<
48 endif 54 endif
49 55
50 ifdef CONFIG_FRAME_POINTER <<
51 KBUILD_CFLAGS += -mbacktrace <<
52 endif 56 endif
53 57
54 abidirs := $(patsubst %,arch/csky/%/,$(CSKYABI !! 58 head-y := arch/sparc/kernel/head_$(BITS).o
55 KBUILD_CFLAGS += $(patsubst %,-I$(srctree)/%in <<
56 59
57 KBUILD_CPPFLAGS += -mlittle-endian !! 60 # See arch/sparc/Kbuild for the core part of the kernel
58 LDFLAGS += -EL !! 61 core-y += arch/sparc/
59 62
60 KBUILD_AFLAGS += $(KBUILD_CFLAGS) !! 63 libs-y += arch/sparc/prom/
>> 64 libs-y += arch/sparc/lib/
61 65
62 core-y += arch/csky/$(CSKYABI)/ !! 66 drivers-$(CONFIG_PM) += arch/sparc/power/
>> 67 drivers-$(CONFIG_OPROFILE) += arch/sparc/oprofile/
63 68
64 libs-y += arch/csky/lib/ \ !! 69 boot := arch/sparc/boot
65 $(shell $(CC) $(KBUILD_CFLAGS) $(KCFLA <<
66 <<
67 boot := arch/csky/boot <<
68 70
>> 71 # Default target
69 all: zImage 72 all: zImage
70 73
71 zImage Image uImage: vmlinux !! 74 image zImage uImage tftpboot.img vmlinux.aout: vmlinux
72 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ 75 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
73 76
>> 77 install:
>> 78 $(Q)$(MAKE) $(build)=$(boot) $@
>> 79
>> 80 archclean:
>> 81 $(Q)$(MAKE) $(clean)=$(boot)
>> 82
>> 83 # This is the image used for packaging
>> 84 KBUILD_IMAGE := $(boot)/zImage
>> 85
>> 86 # Don't use tabs in echo arguments.
>> 87 ifeq ($(ARCH),sparc)
74 define archhelp 88 define archhelp
75 echo '* zImage - Compressed kernel im !! 89 echo '* image - kernel image ($(boot)/image)'
76 echo ' Image - Uncompressed kernel !! 90 echo '* zImage - stripped kernel image ($(boot)/zImage)'
77 echo ' uImage - U-Boot wrapped zImag !! 91 echo ' uImage - U-Boot SPARC32 Image (only for LEON)'
>> 92 echo ' tftpboot.img - image prepared for tftp'
78 endef 93 endef
>> 94 else
>> 95 define archhelp
>> 96 echo '* vmlinux - standard sparc64 kernel'
>> 97 echo '* zImage - stripped and compressed sparc64 kernel ($(boot)/zImage)'
>> 98 echo ' vmlinux.aout - a.out kernel for sparc64'
>> 99 echo ' tftpboot.img - image prepared for tftp'
>> 100 endef
>> 101 endif
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